/* Brand palette */
:root{
  --brand:#7C3AED; /* primary */
  --brand-600:#6D28D9;
  --brand-100:#EDE9FE;
  --accent:#06B6D4; /* cyan accent */
  --ink:#0B1020; /* dark text */
  --muted:#6B7280; /* gray-500 */
  --panel:#FFFFFF;
  --line:#E5E7EB;
  --bg:#F8FAFC;
}

body{font-family:ui-sans-serif,system-ui,Segoe UI,Roboto,Helvetica,Arial,Apple Color Emoji,Segoe UI Emoji;background:var(--bg);color:var(--ink)}
.tab{padding:0.5rem 0.75rem;border-bottom:2px solid transparent;cursor:pointer;color:var(--muted)}
.tab.active{border-color:var(--brand);color:var(--brand)}
.usage{height:10px;background:#e5e7eb;border-radius:4px;overflow:hidden}
.usage>div{height:100%;background:linear-gradient(90deg,var(--brand),var(--accent));color:#fff;font-size:10px;text-align:center}
/* Sidebar */
aside{background:var(--panel);border-right:1px solid var(--line)}
aside .logo{display:flex;align-items:center;gap:.5rem;margin-bottom:.5rem;color:var(--ink)}
aside a{color:var(--muted);display:flex;align-items:center;gap:.5rem;padding:.375rem .5rem;border-radius:8px}
aside a:hover{color:var(--ink);background:var(--brand-100)}
/* Buttons */
.btn-primary{background:var(--brand);color:#fff;border-radius:10px;padding:.6rem .9rem;display:inline-flex;align-items:center;gap:.5rem;box-shadow:0 6px 14px rgba(124,58,237,.25)}
.btn-primary:hover{background:var(--brand-600)}
.icon-btn{border:none;background:transparent;color:var(--muted);padding:.375rem;border-radius:6px;display:inline-flex;align-items:center;gap:.25rem}
.icon-btn:hover{background:var(--brand-100);color:var(--brand)}
/* Wizard modal */
.modal-backdrop{position:fixed;inset:0;background:rgba(11,16,32,.6);display:none;z-index:50}
.modal{background:#fff;border-radius:16px;max-width:760px;margin:5vh auto;padding:1rem;box-shadow:0 20px 40px rgba(11,16,32,.25)}
.modal.show{display:block}
/* Info card */
.info{background:var(--brand-100);border:1px solid #ddd6fe;color:var(--brand-600);border-radius:10px;padding:.75rem}
/* Empty state */
.empty{border:1px dashed var(--line);background:#fff;border-radius:16px;padding:2rem;text-align:center;color:var(--muted);box-shadow:0 8px 20px rgba(11,16,32,.06)}
.empty .title{font-weight:600;color:var(--ink);margin-bottom:.25rem}
.empty .desc{font-size:.9rem;margin-bottom:.75rem}